Himanshu Chahar

• Username: 5★weapons19
• Country:  India
• Student/Professional:Student
• Institution:Delhi Technological University New Delhi, India
• CodeChef Pro Plan: No Active Plan. View Details

Submissions Heat Map

Last 6 Months 2025 (Jan-Jun)2024 (Jul-Dec)2024 (Jan-Jun)

Rating Graph

No. of Contests Participated: 22

Current Ratings Graph Old Ratings Graph

2072 (+76)RatingProvisional
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July Cook-Off 2020 Division 1(2020-07-20 00:00:00)

Global Rank:   29

Cheated in:   

Ratings System Update

(2020-07-20 00:00:00)

This is the difference due to changing the rating system.This graph is not updated after 20th Dec 2022. Know more

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2072 (-308)RatingProvisional
Rating i Provisional Rating, click to know more

July Cook-Off 2020 Division 1(2022-12-20 00:00:00)

Global Rank:   29

Cheated in:   

Ratings System Update

(2022-12-20 00:00:00)

This is the difference due to changing the rating system.This graph is not updated after 20th Dec 2022. Know more

How the rating system works?

Learning Paths (0)

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Practice Paths (0)

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Contests (22)

August Cook-Off 2018 Division 2

Balsa For The Three, Mixi Game

August Challenge 2018 Division 2

Spell Bob, Sheokand and Number

November Challenge 2018 Division 1

Appy Loves One, Good Median

October Challenge 2018 Division 2

Chef and Serves, Byte to Bit

October Lunchtime 2018 Division 2

Three Friends, Coloring the Grid, Weird Question

Encoder (Rated for Division 2)

Knight Chess, Second Largest Element, Old Farmer, Paint the Wall

January Challenge 2019 Division 1

A Pizza Slice, Distinct Pairs, Yet Another Problem About Sequences, Different Neighbours

February Challenge 2019 Division 1

Manhattan Rectangle, Guess It Right, Chef and Secret Ingredients, Art of Balance

February Lunchtime 2019 Division 1

The Tricky Deal

April Lunchtime 2019 Division 1

Minimum Sum, Firdavs and Planet F

August Challenge 2019 Division 1

Guddu and his Mother, Dilemma

November Challenge 2019 Division 1

Physical Exercise, Smallest Beautiful Number

February Challenge 2020 Division 1

Long Contest and Cook Off Overlaps, (Challenge) Raisins, Hard Cash, School of Geometry, No Change Required, Expected Change, Chef and Railway Stations, The Theatre Problem

April Challenge 2020 Division 1

Strange Number, Squared Subsequences, Ready Bitwise, Leaked Answers (Challenge)

February Cook-Off 2020 Division 1

Must Be Divisible, XOR Game, Chef and Pepperoni Pizza Again

March Cook-Off 2020 Division 1

Mysterious Sequence, Maximize Letter Beauty, Escape the Tree

January Lunchtime 2020 Division 2

Under the Tunnels, Folding Paper, Bob and His Friends, Construct Array, Chef and Street Food

March Lunchtime 2020 Division 1 (Unrated)

Maximize LCM, Strip in a Tree!

May Lunchtime 2020 Division 1

Convert the String, Tree difference

July Cook-Off 2020 Division 1

Even-tual Reduction, Path-etic Products, OR-thodox Distinction, MEX-ception, What Is This, a Crossover Episode

June Lunchtime 2020 Division 1

Maximum AND, Gold Mining, Square Submatrices

Coders' Legacy (Rated for all)

Chef vs Doof, Doof on Cartesian, Doof fires Brackets, Jeremy gets a gift

Total Problems Solved: 72